1f76b82659
whenever there is a wmi command timeout and recovery is triggered, the htc credit history gives insight into whether host had the credits to send the command to firmware. Add the credit history from the htc module. Change-Id: Iaa760981296862f8af496a23e3c24bc2fda0fb55 CRs-Fixed: 2651744
66 lines
2.0 KiB
C
66 lines
2.0 KiB
C
/*
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* Copyright (c) 2018,2020 The Linux Foundation. All rights reserved.
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*
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* Permission to use, copy, modify, and/or distribute this software for
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* any purpose with or without fee is hereby granted, provided that the
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* above copyright notice and this permission notice appear in all
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* copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
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* WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
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* AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
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* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
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* PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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* PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifndef _HTC_CREDIT_HISTORY_H_
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#define _HTC_CREDIT_HISTORY_H_
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#include "htc_internal.h"
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#ifdef FEATURE_HTC_CREDIT_HISTORY
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/**
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* htc_credit_history_init(): Init helper function to initialize HTC credit
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* history buffers and variable.
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* Return: None
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*/
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void htc_credit_history_init(void);
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void htc_credit_record(enum htc_credit_exchange_type type, uint32_t tx_credit,
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uint32_t htc_tx_queue_depth);
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#ifdef WLAN_HANG_EVENT
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/**
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* htc_log_hang_credit_history: Log the credit history into a buffer
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* @block: Notifier block
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* @data: Private data of the block.
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*
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* HTC hang event notifier callback inovked when the recovery is triggered
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* to log the credit information to understand the reason for recovery.
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*
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* Return: none
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*/
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void htc_log_hang_credit_history(struct notifier_block *block, void *data);
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#else
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static inline
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void htc_log_hang_credit_history(struct notifier_block *block, void *data)
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{
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}
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#endif
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#else /* FEATURE_HTC_CREDIT_HISTORY */
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static inline
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void htc_credit_history_init(void)
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{
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}
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static inline
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void htc_credit_record(enum htc_credit_exchange_type type, uint32_t tx_credit,
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uint32_t htc_tx_queue_depth)
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{ }
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#endif /* FEATURE_HTC_CREDIT_HISTORY */
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#endif /* _HTC_CREDIT_HISTORY_H_ */
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